# Photoelectric Sensor, W4-3 Series, Background Suppression, 150 mm, PNP, 10 to 30 Vdc

![Product image](https://novapart.co/image/farnell:2776940/)

**URL**: https://novapart.co/products/WTB4-3P2271/photoelectric-sensor-w4-3-series-background
**SKU**: WTB4-3P2271
**Manufacturer**: SICK
**Category**: Sensors & Transducers || Sensors || Light Sensors || Distance Photoelectric Sensors
**Price**: €149.5200
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| Product Range | W4-3 Series |
| Sensor Output | PNP |
| Sensing Method | Background Suppression |
| Connection Method | M8 Connector |
| Sensing Range Max | 150mm |
| Supply Voltage Dc Max | 30VDC |
| Supply Voltage Dc Min | 10VDC |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:2776940/)

WTB4-3P2271 W4-3 **PHOTOELECTRIC SENSORS** 

**WTB4-3P2271 | W4-3** PHOTOELECTRIC SENSORS 

## Ordering information 

|**Type**<br>WTB4-3P2271|**Part no.**<br>1042190<br>~~a,~~|
|---|---|
|Other models and accessories<br> www.sick.com/W4-3<br>5||



Illustration may differ 

## Detailed technical data 

## Features 

|**Sensor/detection principle**|Photoelectric proximity sensor, Background suppression|
|---|---|
|**Dimensions (W x H x D)**|16 mm x 39.5 mm x 12 mm|
|**Housing design (light emission)**|Rectangular|
|**Sensing range max.**|4 mm ... 150 mm1)|
|**Sensing range**|15 mm ... 150 mm1)|
|**Type of light**|Visible red light|
|**Light source**|PinPoint LED2)|
|**Light spot size (distance)**|5 mm x 28 mm (50 mm)|
|**Wave length**|650 nm|
|**Adjustment**|Potentiometer, 5 turns|



1) Object with 90 % reflectance (referred to standard white, DIN 5033). 

2) Average service life: 100,000 h at TU = +25 °C. 

**Online data sheet | 2017-07-27 10:25:06 Subject to change without notice** 

**2** 

**PHOTOELECTRIC SENSORS | SICK** 

**WTB4-3P2271 | W4-3** PHOTOELECTRIC SENSORS 

## Mechanics/electronics 

|**Supply voltage**|10 V DC ... 30 V DC1)|
|---|---|
|**Ripple**|< 5 Vpp 2)|
|**Power consumption**|≤ 20 mA3)|
|**Output type**|PNP|
|**Output function**|Complementary|
|**Switching mode**|Light/dark switching|
|**Output current Imax.**|≤ 100 mA|
|**Response time**|< 0.5 ms4)|
|**Switching frequency**|1,000 Hz5)|
|**Connection type**|Connector M8, 4-pin|
|**Circuit protection**|A6)<br>C7)<br>D8)|
|**Protection class**|III|
|**Weight**|30 g|
|**Housing material**|Plastic, ABS|
|**Optics material**|Plastic, PMMA|
|**Enclosure rating**|IP67<br>IP66|
|**Special feature**|Line-shaped light spot|
|**Ambient operating temperature**|–40 °C ... +60 °C|
|**Ambient storage temperature**|–40 °C ... +75 °C|
|**UL File No.**|NRKH.E181493 & NRKH7.E181493|



1) Limit values. 

2) May not exceed or fall below Uv tolerances. 3) Without load. 4) Signal transit time with resistive load. 5) With light/dark ratio 1:1. 6) A = VS connections reverse-polarity protected. 7) C = interference suppression. 8) D = outputs overcurrent and short-circuit protected. 

## Classifications 

|**ECl@ss 5.0**|27270904|
|---|---|
|**ECl@ss 5.1.4**|27270904|
|**ECl@ss 6.0**|27270904|
|**ECl@ss 6.2**|27270904|
|**ECl@ss 7.0**|27270904|
|**ECl@ss 8.0**|27270904|
|**ECl@ss 8.1**|27270904|
|**ECl@ss 9.0**|27270904|
|**ETIM 5.0**|EC002719|
|**ETIM 6.0**|EC002719|



**2017-07-27 10:25:06 | Online data sheet Subject to change without notice** 

**PHOTOELECTRIC SENSORS | SICK** 

**3** 

**WTB4-3P2271 | W4-3** PHOTOELECTRIC SENSORS 

39121528 

## **UNSPSC 16.0901** 

## Connection diagram 

## Cd-083 

**==> picture [48 x 58] intentionally omitted <==**

**----- Start of picture text -----**<br>
brn 1<br>+ (L+)<br>wht 2 Q<br>blu 3<br>-  (M)<br>blk 4<br>Q<br>**----- End of picture text -----**<br>


## Light spot size 

WTB4-3, line-shaped light spot 

## Lightspot: line width 

**==> picture [194 x 203] intentionally omitted <==**

**----- Start of picture text -----**<br>
70<br>60<br>EERREERREED<br>50<br>{tt ts<br>40 aaeeee ae<br>30 FEAL<br>20 BEEP ZAnRaEae|<br>10<br>Yt<br>0 7) ot f t e<br>mm 20 40 60 80 100 120<br>(inch) (0.79) (1.57) (2.36) (3.15) (3.94) (4.72)<br>Distance in mm (inch)<br>**----- End of picture text -----**<br>


## Sensing range diagram 

WTB4-3, line-shaped light spot 

4 15 150 4 15 150 ~~|O|ia~~ 25 50 75 100 125 150 (0.98) (1.97) (2.95) (3.94) (4.92) (5.91) Distance in mm (inch) | Sensing range max. Sensing range ① Sensing range on white, 90% remission 

- ② Sensing range on black, 6% remission 

**Online data sheet | 2017-07-27 10:25:06 Subject to change without notice** 

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**PHOTOELECTRIC SENSORS | SICK** 

**WTB4-3P2271 | W4-3** PHOTOELECTRIC SENSORS 

## Dimensional drawing (Dimensions in mm (inch)) 

WTx4-3, potentiometer 

**==> picture [216 x 248] intentionally omitted <==**

**----- Start of picture text -----**<br>
12 (0.47) 16 (0.63)<br>3 1<br>2<br>| Lo p e<br>I 7 QO[r=]<br>= 8<br>9 (0.35)<br>4.5<br>4 5 | (0.18)<br>6<br>-<br>4 (0.16)<br>6<br>(0.24)<br>) 1.12)(<br>7.5 0.28)(<br>1.56( 28.5 )<br>0.43(<br>39.5<br>11<br>0.43)(<br>11<br>5<br>(0.2)<br>**----- End of picture text -----**<br>


- ① Standard direction of the material being detected 

- ② Optical axis, sender 

- ③ Optical axis, receiver 

- ④ LED indicator yellow: Status of received light beam 

- ⑤ LED indicator green: Supply voltage active 

- ⑥ Potentiometer 

- ⑦ Threaded mounting hole M3 

- ⑧ Connection 

## Recommended accessories 

||**Brief description**|**Type**|**Part no.**|
|---|---|---|---|
|Universal bar clamp systems||||
||Plate N08 for universal clamp bracket, Zinc plated steel (sheet), Zinc die cast (clamping<br>bracket), Universal clamp (5322626), mounting hardware|BEF-KHS-N08|2051607|
|Mounting brackets and plates||||
||Mounting bracket for wall mounting, Stainless steel 1.4571, mounting hardware includ-<br>ed|BEF-W4-A|2051628|
||Mounting bracket for floor mounting, Stainless steel 1.4571, mounting hardware includ-<br>ed|BEF-W4-B|2051630|



**2017-07-27 10:25:06 | Online data sheet Subject to change without notice** 

**PHOTOELECTRIC SENSORS | SICK** 

**5** 

**WTB4-3P2271 | W4-3** PHOTOELECTRIC SENSORS 

|Head A: female connector, M8, 4-pin, straight<br>Head B: cable<br>Cable: PVC, unshielded, 2 m|DOL-0804-G02M|6009870|
|---|---|---|
|Head A: female connector, M8, 4-pin, straight<br>Head B: cable<br>Cable: PVC, unshielded, 5 m|DOL-0804-G05M|6009872|
|Head A: female connector, M8, 4-pin, angled<br>Head B: cable<br>Cable: PVC, unshielded, 2 m|DOL-0804-W02M|6009871|
|Head A: female connector, M8, 4-pin, angled<br>Head B: cable<br>Cable: PVC, unshielded, 5 m|DOL-0804-W05M|6009873|
|Head A: female connector, M8, 4-pin, straight<br>Head B: -<br>Cable: unshielded|DOS-0804-G|6009974|
|Head A: female connector, M8, 4-pin, angled<br>Head B: -<br>Cable: unshielded|DOS-0804-W|6009975|



**Online data sheet | 2017-07-27 10:25:06 Subject to change without notice** 

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**PHOTOELECTRIC SENSORS | SICK** 

## SICK At A GlAnCe 

SICK is one of the leading manufacturers of intelligent sensors and sensor solutions for industrial applications. A unique range of products and services creates the perfect basis for controlling processes securely and efficiently, protecting individuals from accidents and preventing damage to the environment. 

We have extensive experience in a wide range of industries and understand their processes and requirements. With intelligent sensors, we can deliver exactly what our customers need. In application centers in Europe, Asia and North America, system solutions are tested and optimized in accordance with customer specifications. All this makes us a reliable supplier and development partner. 

Comprehensive services complete our offering: SICK lifetime Services provide support throughout the machine life cycle and ensure safety and productivity. 

For us, that is “Sensor Intelligence.” 

## WOrldWIde preSenCe: 

Contacts and other locations www.sick.com 

SICK AG | Waldkirch | Germany | www.sick.com 



## Links

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- [Supplier page](https://es.farnell.com/en-ES/sick-optic-electronic/wtb4-3p2271/photoelectric-sensor-150mm-pnp/dp/2776940)
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